diff --git a/clients/google-api-services-oracledatabase/v1/2.0.0/README.md b/clients/google-api-services-oracledatabase/v1/2.0.0/README.md
index a6af0fe1afd..e27ed6ac0d8 100644
--- a/clients/google-api-services-oracledatabase/v1/2.0.0/README.md
+++ b/clients/google-api-services-oracledatabase/v1/2.0.0/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-oracledatabase</artifactId>
-      <version>v1-rev20251117-2.0.0</version>
+      <version>v1-rev20260212-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-oracledatabase:v1-rev20251117-2.0.0'
+  implementation 'com.google.apis:google-api-services-oracledatabase:v1-rev20260212-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/OracleDatabase.java b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/OracleDatabase.java
index 3a8297e8f59..6cb07601e8f 100644
--- a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/OracleDatabase.java
+++ b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/OracleDatabase.java
@@ -103,7 +103,7 @@ public class OracleDatabase extends com.google.api.client.googleapis.services.js
    *        {@code com.google.api.client.extensions.appengine.http.UrlFetchTransport}</li>
    *        <li>Android: {@code newCompatibleTransport} from
    *        {@code com.google.api.client.extensions.android.http.AndroidHttp}</li>
-   *        <li>Java: {@link com.google.api.client.googleapis.javanet.GoogleNetHttpTransport#newTrustedTransport()}
+   *        <li>Java: {@code com.google.api.client.http.javanet.NetHttpTransport}</li>
    *        </li>
    *        </ul>
    * @param jsonFactory JSON factory, which may be:
@@ -312,7 +312,10 @@ public Get set(String parameterName, Object value) {
         }
       }
       /**
-       * Lists information about the supported locations for this service.
+       * Lists information about the supported locations for this service. This method can be called in
+       * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
+       * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
+       * public locations as well as private or other locations specifically visible to the project.
        *
        * Create a request for the method "locations.list".
        *
@@ -336,7 +339,10 @@ public class List extends OracleDatabaseRequest<com.google.api.services.oracleda
             java.util.regex.Pattern.compile("^projects/[^/]+$");
 
         /**
-         * Lists information about the supported locations for this service.
+         * Lists information about the supported locations for this service. This method can be called in
+         * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
+         * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
+         * public locations as well as private or other locations specifically visible to the project.
          *
          * Create a request for the method "locations.list".
          *
@@ -12667,8 +12673,7 @@ private static String chooseEndpoint(com.google.api.client.http.HttpTransport tr
      *        {@code com.google.api.client.extensions.appengine.http.UrlFetchTransport}</li>
      *        <li>Android: {@code newCompatibleTransport} from
      *        {@code com.google.api.client.extensions.android.http.AndroidHttp}</li>
-     *        <li>Java: {@link com.google.api.client.googleapis.javanet.GoogleNetHttpTransport#newTrustedTransport()}
-     *        </li>
+     *        <li>Java: {@code com.google.api.client.http.javanet.NetHttpTransport}</li>
      *        </ul>
      * @param jsonFactory JSON factory, which may be:
      *        <ul>
diff --git a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabase.java b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabase.java
index e89943a27eb..734cd7cbc8f 100644
--- a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabase.java
+++ b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabase.java
@@ -32,14 +32,14 @@
 public final class AutonomousDatabase extends com.google.api.client.json.GenericJson {
 
   /**
-   * Optional. The password for the default ADMIN user.
+   * Optional. Immutable. The password for the default ADMIN user.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String adminPassword;
 
   /**
-   * Optional. The subnet CIDR range for the Autonomous Database.
+   * Optional. Immutable. The subnet CIDR range for the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -53,8 +53,9 @@ public final class AutonomousDatabase extends com.google.api.client.json.Generic
   private String createTime;
 
   /**
-   * Optional. The name of the Autonomous Database. The database name must be unique in the project.
-   * The name must begin with a letter and can contain a maximum of 30 alphanumeric characters.
+   * Optional. Immutable. The name of the Autonomous Database. The database name must be unique in
+   * the project. The name must begin with a letter and can contain a maximum of 30 alphanumeric
+   * characters.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -69,8 +70,8 @@ public final class AutonomousDatabase extends com.google.api.client.json.Generic
   private java.util.List<java.lang.String> disasterRecoverySupportedLocations;
 
   /**
-   * Optional. The display name for the Autonomous Database. The name does not have to be unique
-   * within your project.
+   * Optional. Immutable. The display name for the Autonomous Database. The name does not have to be
+   * unique within your project.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -99,16 +100,16 @@ public final class AutonomousDatabase extends com.google.api.client.json.Generic
   private java.lang.String name;
 
   /**
-   * Optional. The name of the VPC network used by the Autonomous Database in the following format:
-   * projects/{project}/global/networks/{network}
+   * Optional. Immutable. The name of the VPC network used by the Autonomous Database in the
+   * following format: projects/{project}/global/networks/{network}
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String network;
 
   /**
-   * Optional. The name of the OdbNetwork associated with the Autonomous Database. Format:
-   * projects/{project}/locations/{location}/odbNetworks/{odb_network} It is optional but if
+   * Optional. Immutable. The name of the OdbNetwork associated with the Autonomous Database.
+   * Format: projects/{project}/locations/{location}/odbNetworks/{odb_network} It is optional but if
    * specified, this should match the parent ODBNetwork of the OdbSubnet.
    * The value may be {@code null}.
    */
@@ -116,7 +117,7 @@ public final class AutonomousDatabase extends com.google.api.client.json.Generic
   private java.lang.String odbNetwork;
 
   /**
-   * Optional. The name of the OdbSubnet associated with the Autonomous Database. Format:
+   * Optional. Immutable. The name of the OdbSubnet associated with the Autonomous Database. Format:
    * projects/{project}/locations/{location}/odbNetworks/{odb_network}/odbSubnets/{odb_subnet}
    * The value may be {@code null}.
    */
@@ -138,16 +139,16 @@ public final class AutonomousDatabase extends com.google.api.client.json.Generic
   private AutonomousDatabaseProperties properties;
 
   /**
-   * Optional. The source Autonomous Database configuration for the standby Autonomous Database. The
-   * source Autonomous Database is configured while creating the Peer Autonomous Database and can't
-   * be updated after creation.
+   * Optional. Immutable. The source Autonomous Database configuration for the standby Autonomous
+   * Database. The source Autonomous Database is configured while creating the Peer Autonomous
+   * Database and can't be updated after creation.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private SourceConfig sourceConfig;
 
   /**
-   * Optional. The password for the default ADMIN user.
+   * Optional. Immutable. The password for the default ADMIN user.
    * @return value or {@code null} for none
    */
   public java.lang.String getAdminPassword() {
@@ -155,7 +156,7 @@ public java.lang.String getAdminPassword() {
   }
 
   /**
-   * Optional. The password for the default ADMIN user.
+   * Optional. Immutable. The password for the default ADMIN user.
    * @param adminPassword adminPassword or {@code null} for none
    */
   public AutonomousDatabase setAdminPassword(java.lang.String adminPassword) {
@@ -164,7 +165,7 @@ public AutonomousDatabase setAdminPassword(java.lang.String adminPassword) {
   }
 
   /**
-   * Optional. The subnet CIDR range for the Autonomous Database.
+   * Optional. Immutable. The subnet CIDR range for the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.String getCidr() {
@@ -172,7 +173,7 @@ public java.lang.String getCidr() {
   }
 
   /**
-   * Optional. The subnet CIDR range for the Autonomous Database.
+   * Optional. Immutable. The subnet CIDR range for the Autonomous Database.
    * @param cidr cidr or {@code null} for none
    */
   public AutonomousDatabase setCidr(java.lang.String cidr) {
@@ -198,8 +199,9 @@ public AutonomousDatabase setCreateTime(String createTime) {
   }
 
   /**
-   * Optional. The name of the Autonomous Database. The database name must be unique in the project.
-   * The name must begin with a letter and can contain a maximum of 30 alphanumeric characters.
+   * Optional. Immutable. The name of the Autonomous Database. The database name must be unique in
+   * the project. The name must begin with a letter and can contain a maximum of 30 alphanumeric
+   * characters.
    * @return value or {@code null} for none
    */
   public java.lang.String getDatabase() {
@@ -207,8 +209,9 @@ public java.lang.String getDatabase() {
   }
 
   /**
-   * Optional. The name of the Autonomous Database. The database name must be unique in the project.
-   * The name must begin with a letter and can contain a maximum of 30 alphanumeric characters.
+   * Optional. Immutable. The name of the Autonomous Database. The database name must be unique in
+   * the project. The name must begin with a letter and can contain a maximum of 30 alphanumeric
+   * characters.
    * @param database database or {@code null} for none
    */
   public AutonomousDatabase setDatabase(java.lang.String database) {
@@ -236,8 +239,8 @@ public AutonomousDatabase setDisasterRecoverySupportedLocations(java.util.List<j
   }
 
   /**
-   * Optional. The display name for the Autonomous Database. The name does not have to be unique
-   * within your project.
+   * Optional. Immutable. The display name for the Autonomous Database. The name does not have to be
+   * unique within your project.
    * @return value or {@code null} for none
    */
   public java.lang.String getDisplayName() {
@@ -245,8 +248,8 @@ public java.lang.String getDisplayName() {
   }
 
   /**
-   * Optional. The display name for the Autonomous Database. The name does not have to be unique
-   * within your project.
+   * Optional. Immutable. The display name for the Autonomous Database. The name does not have to be
+   * unique within your project.
    * @param displayName displayName or {@code null} for none
    */
   public AutonomousDatabase setDisplayName(java.lang.String displayName) {
@@ -308,8 +311,8 @@ public AutonomousDatabase setName(java.lang.String name) {
   }
 
   /**
-   * Optional. The name of the VPC network used by the Autonomous Database in the following format:
-   * projects/{project}/global/networks/{network}
+   * Optional. Immutable. The name of the VPC network used by the Autonomous Database in the
+   * following format: projects/{project}/global/networks/{network}
    * @return value or {@code null} for none
    */
   public java.lang.String getNetwork() {
@@ -317,8 +320,8 @@ public java.lang.String getNetwork() {
   }
 
   /**
-   * Optional. The name of the VPC network used by the Autonomous Database in the following format:
-   * projects/{project}/global/networks/{network}
+   * Optional. Immutable. The name of the VPC network used by the Autonomous Database in the
+   * following format: projects/{project}/global/networks/{network}
    * @param network network or {@code null} for none
    */
   public AutonomousDatabase setNetwork(java.lang.String network) {
@@ -327,8 +330,8 @@ public AutonomousDatabase setNetwork(java.lang.String network) {
   }
 
   /**
-   * Optional. The name of the OdbNetwork associated with the Autonomous Database. Format:
-   * projects/{project}/locations/{location}/odbNetworks/{odb_network} It is optional but if
+   * Optional. Immutable. The name of the OdbNetwork associated with the Autonomous Database.
+   * Format: projects/{project}/locations/{location}/odbNetworks/{odb_network} It is optional but if
    * specified, this should match the parent ODBNetwork of the OdbSubnet.
    * @return value or {@code null} for none
    */
@@ -337,8 +340,8 @@ public java.lang.String getOdbNetwork() {
   }
 
   /**
-   * Optional. The name of the OdbNetwork associated with the Autonomous Database. Format:
-   * projects/{project}/locations/{location}/odbNetworks/{odb_network} It is optional but if
+   * Optional. Immutable. The name of the OdbNetwork associated with the Autonomous Database.
+   * Format: projects/{project}/locations/{location}/odbNetworks/{odb_network} It is optional but if
    * specified, this should match the parent ODBNetwork of the OdbSubnet.
    * @param odbNetwork odbNetwork or {@code null} for none
    */
@@ -348,7 +351,7 @@ public AutonomousDatabase setOdbNetwork(java.lang.String odbNetwork) {
   }
 
   /**
-   * Optional. The name of the OdbSubnet associated with the Autonomous Database. Format:
+   * Optional. Immutable. The name of the OdbSubnet associated with the Autonomous Database. Format:
    * projects/{project}/locations/{location}/odbNetworks/{odb_network}/odbSubnets/{odb_subnet}
    * @return value or {@code null} for none
    */
@@ -357,7 +360,7 @@ public java.lang.String getOdbSubnet() {
   }
 
   /**
-   * Optional. The name of the OdbSubnet associated with the Autonomous Database. Format:
+   * Optional. Immutable. The name of the OdbSubnet associated with the Autonomous Database. Format:
    * projects/{project}/locations/{location}/odbNetworks/{odb_network}/odbSubnets/{odb_subnet}
    * @param odbSubnet odbSubnet or {@code null} for none
    */
@@ -401,9 +404,9 @@ public AutonomousDatabase setProperties(AutonomousDatabaseProperties properties)
   }
 
   /**
-   * Optional. The source Autonomous Database configuration for the standby Autonomous Database. The
-   * source Autonomous Database is configured while creating the Peer Autonomous Database and can't
-   * be updated after creation.
+   * Optional. Immutable. The source Autonomous Database configuration for the standby Autonomous
+   * Database. The source Autonomous Database is configured while creating the Peer Autonomous
+   * Database and can't be updated after creation.
    * @return value or {@code null} for none
    */
   public SourceConfig getSourceConfig() {
@@ -411,9 +414,9 @@ public SourceConfig getSourceConfig() {
   }
 
   /**
-   * Optional. The source Autonomous Database configuration for the standby Autonomous Database. The
-   * source Autonomous Database is configured while creating the Peer Autonomous Database and can't
-   * be updated after creation.
+   * Optional. Immutable. The source Autonomous Database configuration for the standby Autonomous
+   * Database. The source Autonomous Database is configured while creating the Peer Autonomous
+   * Database and can't be updated after creation.
    * @param sourceConfig sourceConfig or {@code null} for none
    */
   public AutonomousDatabase setSourceConfig(SourceConfig sourceConfig) {
diff --git a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabaseProperties.java b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabaseProperties.java
index 6f0bbcb2162..0f1cfb97a16 100644
--- a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabaseProperties.java
+++ b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/AutonomousDatabaseProperties.java
@@ -46,7 +46,7 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.lang.Double allocatedStorageSizeTb;
 
   /**
-   * Optional. The list of allowlisted IP addresses for the Autonomous Database.
+   * Optional. Immutable. The list of allowlisted IP addresses for the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -86,22 +86,22 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.util.List<java.lang.String> availableUpgradeVersions;
 
   /**
-   * Optional. The retention period for the Autonomous Database. This field is specified in days,
-   * can range from 1 day to 60 days, and has a default value of 60 days.
+   * Optional. Immutable. The retention period for the Autonomous Database. This field is specified
+   * in days, can range from 1 day to 60 days, and has a default value of 60 days.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.Integer backupRetentionPeriodDays;
 
   /**
-   * Optional. The character set for the Autonomous Database. The default is AL32UTF8.
+   * Optional. Immutable. The character set for the Autonomous Database. The default is AL32UTF8.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String characterSet;
 
   /**
-   * Optional. The number of compute servers for the Autonomous Database.
+   * Optional. Immutable. The number of compute servers for the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -122,14 +122,14 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private AutonomousDatabaseConnectionUrls connectionUrls;
 
   /**
-   * Optional. The number of CPU cores to be made available to the database.
+   * Optional. Immutable. The number of CPU cores to be made available to the database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.Integer cpuCoreCount;
 
   /**
-   * Optional. The list of customer contacts.
+   * Optional. Immutable. The list of customer contacts.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -151,14 +151,14 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.lang.String dataSafeState;
 
   /**
-   * Optional. The size of the data stored in the database, in gigabytes.
+   * Optional. Immutable. The size of the data stored in the database, in gigabytes.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.Integer dataStorageSizeGb;
 
   /**
-   * Optional. The size of the data stored in the database, in terabytes.
+   * Optional. Immutable. The size of the data stored in the database, in terabytes.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -172,21 +172,21 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.lang.String databaseManagementState;
 
   /**
-   * Optional. The edition of the Autonomous Databases.
+   * Optional. Immutable. The edition of the Autonomous Databases.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String dbEdition;
 
   /**
-   * Optional. The Oracle Database version for the Autonomous Database.
+   * Optional. Immutable. The Oracle Database version for the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String dbVersion;
 
   /**
-   * Required. The workload type of the Autonomous Database.
+   * Required. Immutable. The workload type of the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -224,8 +224,8 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private String failedDataRecoveryDuration;
 
   /**
-   * Optional. This field indicates if auto scaling is enabled for the Autonomous Database CPU core
-   * count.
+   * Optional. Immutable. This field indicates if auto scaling is enabled for the Autonomous
+   * Database CPU core count.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -240,14 +240,15 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.lang.Boolean isLocalDataGuardEnabled;
 
   /**
-   * Optional. This field indicates if auto scaling is enabled for the Autonomous Database storage.
+   * Optional. Immutable. This field indicates if auto scaling is enabled for the Autonomous
+   * Database storage.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.Boolean isStorageAutoScalingEnabled;
 
   /**
-   * Required. The license type used for the Autonomous Database.
+   * Required. Immutable. The license type used for the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -298,7 +299,7 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private String maintenanceEndTime;
 
   /**
-   * Optional. The maintenance schedule of the Autonomous Database.
+   * Optional. Immutable. The maintenance schedule of the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -319,14 +320,15 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.lang.Integer memoryTableGbs;
 
   /**
-   * Optional. This field specifies if the Autonomous Database requires mTLS connections.
+   * Optional. Immutable. This field specifies if the Autonomous Database requires mTLS connections.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.Boolean mtlsConnectionRequired;
 
   /**
-   * Optional. The national character set for the Autonomous Database. The default is AL16UTF16.
+   * Optional. Immutable. The national character set for the Autonomous Database. The default is
+   * AL16UTF16.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -391,14 +393,14 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.lang.String privateEndpoint;
 
   /**
-   * Optional. The private endpoint IP address for the Autonomous Database.
+   * Optional. Immutable. The private endpoint IP address for the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String privateEndpointIp;
 
   /**
-   * Optional. The private endpoint label for the Autonomous Database.
+   * Optional. Immutable. The private endpoint label for the Autonomous Database.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -433,7 +435,7 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.util.List<ScheduledOperationDetails> scheduledOperationDetails;
 
   /**
-   * Optional. The ID of the Oracle Cloud Infrastructure vault secret.
+   * Optional. Immutable. The ID of the Oracle Cloud Infrastructure vault secret.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -484,7 +486,7 @@ public final class AutonomousDatabaseProperties extends com.google.api.client.js
   private java.lang.Integer usedDataStorageSizeTbs;
 
   /**
-   * Optional. The ID of the Oracle Cloud Infrastructure vault.
+   * Optional. Immutable. The ID of the Oracle Cloud Infrastructure vault.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -527,7 +529,7 @@ public AutonomousDatabaseProperties setAllocatedStorageSizeTb(java.lang.Double a
   }
 
   /**
-   * Optional. The list of allowlisted IP addresses for the Autonomous Database.
+   * Optional. Immutable. The list of allowlisted IP addresses for the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.util.List<java.lang.String> getAllowlistedIps() {
@@ -535,7 +537,7 @@ public java.util.List<java.lang.String> getAllowlistedIps() {
   }
 
   /**
-   * Optional. The list of allowlisted IP addresses for the Autonomous Database.
+   * Optional. Immutable. The list of allowlisted IP addresses for the Autonomous Database.
    * @param allowlistedIps allowlistedIps or {@code null} for none
    */
   public AutonomousDatabaseProperties setAllowlistedIps(java.util.List<java.lang.String> allowlistedIps) {
@@ -622,8 +624,8 @@ public AutonomousDatabaseProperties setAvailableUpgradeVersions(java.util.List<j
   }
 
   /**
-   * Optional. The retention period for the Autonomous Database. This field is specified in days,
-   * can range from 1 day to 60 days, and has a default value of 60 days.
+   * Optional. Immutable. The retention period for the Autonomous Database. This field is specified
+   * in days, can range from 1 day to 60 days, and has a default value of 60 days.
    * @return value or {@code null} for none
    */
   public java.lang.Integer getBackupRetentionPeriodDays() {
@@ -631,8 +633,8 @@ public java.lang.Integer getBackupRetentionPeriodDays() {
   }
 
   /**
-   * Optional. The retention period for the Autonomous Database. This field is specified in days,
-   * can range from 1 day to 60 days, and has a default value of 60 days.
+   * Optional. Immutable. The retention period for the Autonomous Database. This field is specified
+   * in days, can range from 1 day to 60 days, and has a default value of 60 days.
    * @param backupRetentionPeriodDays backupRetentionPeriodDays or {@code null} for none
    */
   public AutonomousDatabaseProperties setBackupRetentionPeriodDays(java.lang.Integer backupRetentionPeriodDays) {
@@ -641,7 +643,7 @@ public AutonomousDatabaseProperties setBackupRetentionPeriodDays(java.lang.Integ
   }
 
   /**
-   * Optional. The character set for the Autonomous Database. The default is AL32UTF8.
+   * Optional. Immutable. The character set for the Autonomous Database. The default is AL32UTF8.
    * @return value or {@code null} for none
    */
   public java.lang.String getCharacterSet() {
@@ -649,7 +651,7 @@ public java.lang.String getCharacterSet() {
   }
 
   /**
-   * Optional. The character set for the Autonomous Database. The default is AL32UTF8.
+   * Optional. Immutable. The character set for the Autonomous Database. The default is AL32UTF8.
    * @param characterSet characterSet or {@code null} for none
    */
   public AutonomousDatabaseProperties setCharacterSet(java.lang.String characterSet) {
@@ -658,7 +660,7 @@ public AutonomousDatabaseProperties setCharacterSet(java.lang.String characterSe
   }
 
   /**
-   * Optional. The number of compute servers for the Autonomous Database.
+   * Optional. Immutable. The number of compute servers for the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.Float getComputeCount() {
@@ -666,7 +668,7 @@ public java.lang.Float getComputeCount() {
   }
 
   /**
-   * Optional. The number of compute servers for the Autonomous Database.
+   * Optional. Immutable. The number of compute servers for the Autonomous Database.
    * @param computeCount computeCount or {@code null} for none
    */
   public AutonomousDatabaseProperties setComputeCount(java.lang.Float computeCount) {
@@ -709,7 +711,7 @@ public AutonomousDatabaseProperties setConnectionUrls(AutonomousDatabaseConnecti
   }
 
   /**
-   * Optional. The number of CPU cores to be made available to the database.
+   * Optional. Immutable. The number of CPU cores to be made available to the database.
    * @return value or {@code null} for none
    */
   public java.lang.Integer getCpuCoreCount() {
@@ -717,7 +719,7 @@ public java.lang.Integer getCpuCoreCount() {
   }
 
   /**
-   * Optional. The number of CPU cores to be made available to the database.
+   * Optional. Immutable. The number of CPU cores to be made available to the database.
    * @param cpuCoreCount cpuCoreCount or {@code null} for none
    */
   public AutonomousDatabaseProperties setCpuCoreCount(java.lang.Integer cpuCoreCount) {
@@ -726,7 +728,7 @@ public AutonomousDatabaseProperties setCpuCoreCount(java.lang.Integer cpuCoreCou
   }
 
   /**
-   * Optional. The list of customer contacts.
+   * Optional. Immutable. The list of customer contacts.
    * @return value or {@code null} for none
    */
   public java.util.List<CustomerContact> getCustomerContacts() {
@@ -734,7 +736,7 @@ public java.util.List<CustomerContact> getCustomerContacts() {
   }
 
   /**
-   * Optional. The list of customer contacts.
+   * Optional. Immutable. The list of customer contacts.
    * @param customerContacts customerContacts or {@code null} for none
    */
   public AutonomousDatabaseProperties setCustomerContacts(java.util.List<CustomerContact> customerContacts) {
@@ -779,7 +781,7 @@ public AutonomousDatabaseProperties setDataSafeState(java.lang.String dataSafeSt
   }
 
   /**
-   * Optional. The size of the data stored in the database, in gigabytes.
+   * Optional. Immutable. The size of the data stored in the database, in gigabytes.
    * @return value or {@code null} for none
    */
   public java.lang.Integer getDataStorageSizeGb() {
@@ -787,7 +789,7 @@ public java.lang.Integer getDataStorageSizeGb() {
   }
 
   /**
-   * Optional. The size of the data stored in the database, in gigabytes.
+   * Optional. Immutable. The size of the data stored in the database, in gigabytes.
    * @param dataStorageSizeGb dataStorageSizeGb or {@code null} for none
    */
   public AutonomousDatabaseProperties setDataStorageSizeGb(java.lang.Integer dataStorageSizeGb) {
@@ -796,7 +798,7 @@ public AutonomousDatabaseProperties setDataStorageSizeGb(java.lang.Integer dataS
   }
 
   /**
-   * Optional. The size of the data stored in the database, in terabytes.
+   * Optional. Immutable. The size of the data stored in the database, in terabytes.
    * @return value or {@code null} for none
    */
   public java.lang.Integer getDataStorageSizeTb() {
@@ -804,7 +806,7 @@ public java.lang.Integer getDataStorageSizeTb() {
   }
 
   /**
-   * Optional. The size of the data stored in the database, in terabytes.
+   * Optional. Immutable. The size of the data stored in the database, in terabytes.
    * @param dataStorageSizeTb dataStorageSizeTb or {@code null} for none
    */
   public AutonomousDatabaseProperties setDataStorageSizeTb(java.lang.Integer dataStorageSizeTb) {
@@ -830,7 +832,7 @@ public AutonomousDatabaseProperties setDatabaseManagementState(java.lang.String
   }
 
   /**
-   * Optional. The edition of the Autonomous Databases.
+   * Optional. Immutable. The edition of the Autonomous Databases.
    * @return value or {@code null} for none
    */
   public java.lang.String getDbEdition() {
@@ -838,7 +840,7 @@ public java.lang.String getDbEdition() {
   }
 
   /**
-   * Optional. The edition of the Autonomous Databases.
+   * Optional. Immutable. The edition of the Autonomous Databases.
    * @param dbEdition dbEdition or {@code null} for none
    */
   public AutonomousDatabaseProperties setDbEdition(java.lang.String dbEdition) {
@@ -847,7 +849,7 @@ public AutonomousDatabaseProperties setDbEdition(java.lang.String dbEdition) {
   }
 
   /**
-   * Optional. The Oracle Database version for the Autonomous Database.
+   * Optional. Immutable. The Oracle Database version for the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.String getDbVersion() {
@@ -855,7 +857,7 @@ public java.lang.String getDbVersion() {
   }
 
   /**
-   * Optional. The Oracle Database version for the Autonomous Database.
+   * Optional. Immutable. The Oracle Database version for the Autonomous Database.
    * @param dbVersion dbVersion or {@code null} for none
    */
   public AutonomousDatabaseProperties setDbVersion(java.lang.String dbVersion) {
@@ -864,7 +866,7 @@ public AutonomousDatabaseProperties setDbVersion(java.lang.String dbVersion) {
   }
 
   /**
-   * Required. The workload type of the Autonomous Database.
+   * Required. Immutable. The workload type of the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.String getDbWorkload() {
@@ -872,7 +874,7 @@ public java.lang.String getDbWorkload() {
   }
 
   /**
-   * Required. The workload type of the Autonomous Database.
+   * Required. Immutable. The workload type of the Autonomous Database.
    * @param dbWorkload dbWorkload or {@code null} for none
    */
   public AutonomousDatabaseProperties setDbWorkload(java.lang.String dbWorkload) {
@@ -955,8 +957,8 @@ public AutonomousDatabaseProperties setFailedDataRecoveryDuration(String failedD
   }
 
   /**
-   * Optional. This field indicates if auto scaling is enabled for the Autonomous Database CPU core
-   * count.
+   * Optional. Immutable. This field indicates if auto scaling is enabled for the Autonomous
+   * Database CPU core count.
    * @return value or {@code null} for none
    */
   public java.lang.Boolean getIsAutoScalingEnabled() {
@@ -964,8 +966,8 @@ public java.lang.Boolean getIsAutoScalingEnabled() {
   }
 
   /**
-   * Optional. This field indicates if auto scaling is enabled for the Autonomous Database CPU core
-   * count.
+   * Optional. Immutable. This field indicates if auto scaling is enabled for the Autonomous
+   * Database CPU core count.
    * @param isAutoScalingEnabled isAutoScalingEnabled or {@code null} for none
    */
   public AutonomousDatabaseProperties setIsAutoScalingEnabled(java.lang.Boolean isAutoScalingEnabled) {
@@ -993,7 +995,8 @@ public AutonomousDatabaseProperties setIsLocalDataGuardEnabled(java.lang.Boolean
   }
 
   /**
-   * Optional. This field indicates if auto scaling is enabled for the Autonomous Database storage.
+   * Optional. Immutable. This field indicates if auto scaling is enabled for the Autonomous
+   * Database storage.
    * @return value or {@code null} for none
    */
   public java.lang.Boolean getIsStorageAutoScalingEnabled() {
@@ -1001,7 +1004,8 @@ public java.lang.Boolean getIsStorageAutoScalingEnabled() {
   }
 
   /**
-   * Optional. This field indicates if auto scaling is enabled for the Autonomous Database storage.
+   * Optional. Immutable. This field indicates if auto scaling is enabled for the Autonomous
+   * Database storage.
    * @param isStorageAutoScalingEnabled isStorageAutoScalingEnabled or {@code null} for none
    */
   public AutonomousDatabaseProperties setIsStorageAutoScalingEnabled(java.lang.Boolean isStorageAutoScalingEnabled) {
@@ -1010,7 +1014,7 @@ public AutonomousDatabaseProperties setIsStorageAutoScalingEnabled(java.lang.Boo
   }
 
   /**
-   * Required. The license type used for the Autonomous Database.
+   * Required. Immutable. The license type used for the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.String getLicenseType() {
@@ -1018,7 +1022,7 @@ public java.lang.String getLicenseType() {
   }
 
   /**
-   * Required. The license type used for the Autonomous Database.
+   * Required. Immutable. The license type used for the Autonomous Database.
    * @param licenseType licenseType or {@code null} for none
    */
   public AutonomousDatabaseProperties setLicenseType(java.lang.String licenseType) {
@@ -1133,7 +1137,7 @@ public AutonomousDatabaseProperties setMaintenanceEndTime(String maintenanceEndT
   }
 
   /**
-   * Optional. The maintenance schedule of the Autonomous Database.
+   * Optional. Immutable. The maintenance schedule of the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.String getMaintenanceScheduleType() {
@@ -1141,7 +1145,7 @@ public java.lang.String getMaintenanceScheduleType() {
   }
 
   /**
-   * Optional. The maintenance schedule of the Autonomous Database.
+   * Optional. Immutable. The maintenance schedule of the Autonomous Database.
    * @param maintenanceScheduleType maintenanceScheduleType or {@code null} for none
    */
   public AutonomousDatabaseProperties setMaintenanceScheduleType(java.lang.String maintenanceScheduleType) {
@@ -1184,7 +1188,7 @@ public AutonomousDatabaseProperties setMemoryTableGbs(java.lang.Integer memoryTa
   }
 
   /**
-   * Optional. This field specifies if the Autonomous Database requires mTLS connections.
+   * Optional. Immutable. This field specifies if the Autonomous Database requires mTLS connections.
    * @return value or {@code null} for none
    */
   public java.lang.Boolean getMtlsConnectionRequired() {
@@ -1192,7 +1196,7 @@ public java.lang.Boolean getMtlsConnectionRequired() {
   }
 
   /**
-   * Optional. This field specifies if the Autonomous Database requires mTLS connections.
+   * Optional. Immutable. This field specifies if the Autonomous Database requires mTLS connections.
    * @param mtlsConnectionRequired mtlsConnectionRequired or {@code null} for none
    */
   public AutonomousDatabaseProperties setMtlsConnectionRequired(java.lang.Boolean mtlsConnectionRequired) {
@@ -1201,7 +1205,8 @@ public AutonomousDatabaseProperties setMtlsConnectionRequired(java.lang.Boolean
   }
 
   /**
-   * Optional. The national character set for the Autonomous Database. The default is AL16UTF16.
+   * Optional. Immutable. The national character set for the Autonomous Database. The default is
+   * AL16UTF16.
    * @return value or {@code null} for none
    */
   public java.lang.String getNCharacterSet() {
@@ -1209,7 +1214,8 @@ public java.lang.String getNCharacterSet() {
   }
 
   /**
-   * Optional. The national character set for the Autonomous Database. The default is AL16UTF16.
+   * Optional. Immutable. The national character set for the Autonomous Database. The default is
+   * AL16UTF16.
    * @param nCharacterSet nCharacterSet or {@code null} for none
    */
   public AutonomousDatabaseProperties setNCharacterSet(java.lang.String nCharacterSet) {
@@ -1358,7 +1364,7 @@ public AutonomousDatabaseProperties setPrivateEndpoint(java.lang.String privateE
   }
 
   /**
-   * Optional. The private endpoint IP address for the Autonomous Database.
+   * Optional. Immutable. The private endpoint IP address for the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.String getPrivateEndpointIp() {
@@ -1366,7 +1372,7 @@ public java.lang.String getPrivateEndpointIp() {
   }
 
   /**
-   * Optional. The private endpoint IP address for the Autonomous Database.
+   * Optional. Immutable. The private endpoint IP address for the Autonomous Database.
    * @param privateEndpointIp privateEndpointIp or {@code null} for none
    */
   public AutonomousDatabaseProperties setPrivateEndpointIp(java.lang.String privateEndpointIp) {
@@ -1375,7 +1381,7 @@ public AutonomousDatabaseProperties setPrivateEndpointIp(java.lang.String privat
   }
 
   /**
-   * Optional. The private endpoint label for the Autonomous Database.
+   * Optional. Immutable. The private endpoint label for the Autonomous Database.
    * @return value or {@code null} for none
    */
   public java.lang.String getPrivateEndpointLabel() {
@@ -1383,7 +1389,7 @@ public java.lang.String getPrivateEndpointLabel() {
   }
 
   /**
-   * Optional. The private endpoint label for the Autonomous Database.
+   * Optional. Immutable. The private endpoint label for the Autonomous Database.
    * @param privateEndpointLabel privateEndpointLabel or {@code null} for none
    */
   public AutonomousDatabaseProperties setPrivateEndpointLabel(java.lang.String privateEndpointLabel) {
@@ -1460,7 +1466,7 @@ public AutonomousDatabaseProperties setScheduledOperationDetails(java.util.List<
   }
 
   /**
-   * Optional. The ID of the Oracle Cloud Infrastructure vault secret.
+   * Optional. Immutable. The ID of the Oracle Cloud Infrastructure vault secret.
    * @return value or {@code null} for none
    */
   public java.lang.String getSecretId() {
@@ -1468,7 +1474,7 @@ public java.lang.String getSecretId() {
   }
 
   /**
-   * Optional. The ID of the Oracle Cloud Infrastructure vault secret.
+   * Optional. Immutable. The ID of the Oracle Cloud Infrastructure vault secret.
    * @param secretId secretId or {@code null} for none
    */
   public AutonomousDatabaseProperties setSecretId(java.lang.String secretId) {
@@ -1583,7 +1589,7 @@ public AutonomousDatabaseProperties setUsedDataStorageSizeTbs(java.lang.Integer
   }
 
   /**
-   * Optional. The ID of the Oracle Cloud Infrastructure vault.
+   * Optional. Immutable. The ID of the Oracle Cloud Infrastructure vault.
    * @return value or {@code null} for none
    */
   public java.lang.String getVaultId() {
@@ -1591,7 +1597,7 @@ public java.lang.String getVaultId() {
   }
 
   /**
-   * Optional. The ID of the Oracle Cloud Infrastructure vault.
+   * Optional. Immutable. The ID of the Oracle Cloud Infrastructure vault.
    * @param vaultId vaultId or {@code null} for none
    */
   public AutonomousDatabaseProperties setVaultId(java.lang.String vaultId) {
diff --git a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/FailoverAutonomousDatabaseRequest.java b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/FailoverAutonomousDatabaseRequest.java
index 4b344f56e07..d3ce5fcbcaa 100644
--- a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/FailoverAutonomousDatabaseRequest.java
+++ b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/FailoverAutonomousDatabaseRequest.java
@@ -31,14 +31,16 @@
 public final class FailoverAutonomousDatabaseRequest extends com.google.api.client.json.GenericJson {
 
   /**
-   * Required. The peer database name to fail over to.
+   * Optional. The peer database name to fail over to. Required for cross-region standby, and must
+   * be omitted for in-region Data Guard.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String peerAutonomousDatabase;
 
   /**
-   * Required. The peer database name to fail over to.
+   * Optional. The peer database name to fail over to. Required for cross-region standby, and must
+   * be omitted for in-region Data Guard.
    * @return value or {@code null} for none
    */
   public java.lang.String getPeerAutonomousDatabase() {
@@ -46,7 +48,8 @@ public java.lang.String getPeerAutonomousDatabase() {
   }
 
   /**
-   * Required. The peer database name to fail over to.
+   * Optional. The peer database name to fail over to. Required for cross-region standby, and must
+   * be omitted for in-region Data Guard.
    * @param peerAutonomousDatabase peerAutonomousDatabase or {@code null} for none
    */
   public FailoverAutonomousDatabaseRequest setPeerAutonomousDatabase(java.lang.String peerAutonomousDatabase) {
diff --git a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/SwitchoverAutonomousDatabaseRequest.java b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/SwitchoverAutonomousDatabaseRequest.java
index c5a08c81388..f9509420c4f 100644
--- a/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/SwitchoverAutonomousDatabaseRequest.java
+++ b/clients/google-api-services-oracledatabase/v1/2.0.0/com/google/api/services/oracledatabase/v1/model/SwitchoverAutonomousDatabaseRequest.java
@@ -31,14 +31,16 @@
 public final class SwitchoverAutonomousDatabaseRequest extends com.google.api.client.json.GenericJson {
 
   /**
-   * Required. The peer database name to switch over to.
+   * Optional. The peer database name to switch over to. Required for cross-region standby, and must
+   * be omitted for in-region Data Guard.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
   private java.lang.String peerAutonomousDatabase;
 
   /**
-   * Required. The peer database name to switch over to.
+   * Optional. The peer database name to switch over to. Required for cross-region standby, and must
+   * be omitted for in-region Data Guard.
    * @return value or {@code null} for none
    */
   public java.lang.String getPeerAutonomousDatabase() {
@@ -46,7 +48,8 @@ public java.lang.String getPeerAutonomousDatabase() {
   }
 
   /**
-   * Required. The peer database name to switch over to.
+   * Optional. The peer database name to switch over to. Required for cross-region standby, and must
+   * be omitted for in-region Data Guard.
    * @param peerAutonomousDatabase peerAutonomousDatabase or {@code null} for none
    */
   public SwitchoverAutonomousDatabaseRequest setPeerAutonomousDatabase(java.lang.String peerAutonomousDatabase) {
diff --git a/clients/google-api-services-oracledatabase/v1/2.0.0/pom.xml b/clients/google-api-services-oracledatabase/v1/2.0.0/pom.xml
index 81be7854e9a..cc87382975e 100644
--- a/clients/google-api-services-oracledatabase/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-oracledatabase/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-oracledatabase</artifactId>
-  <version>v1-rev20251117-2.0.0</version>
-  <name>Oracle Database@Google Cloud API v1-rev20251117-2.0.0</name>
+  <version>v1-rev20260212-2.0.0</version>
+  <name>Oracle Database@Google Cloud API v1-rev20260212-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-oracledatabase/v1/README.md b/clients/google-api-services-oracledatabase/v1/README.md
index a6af0fe1afd..e27ed6ac0d8 100644
--- a/clients/google-api-services-oracledatabase/v1/README.md
+++ b/clients/google-api-services-oracledatabase/v1/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-oracledatabase</artifactId>
-      <version>v1-rev20251117-2.0.0</version>
+      <version>v1-rev20260212-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-oracledatabase:v1-rev20251117-2.0.0'
+  implementation 'com.google.apis:google-api-services-oracledatabase:v1-rev20260212-2.0.0'
 }
 ```